问题
选择题
_____ alone in the large house, the little boy had to learn to survive by himself. [ ]
A. To leave
B. Leaving
C. Left
D. Being left
答案
答案：C
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_____ alone in the large house, the little boy had to learn to survive by himself. [ ]
A. To leave
B. Leaving
C. Left
D. Being left
答案：C